Otis and his farm friends are enjoying a summer's day playing their favorite game, follow-the-leader. The bull, however, has no interest in playing and stays in his pen, where he delights in intimidating the other animals. Suddenly the day turns frightening: the birds stop chirping, the wind picks up, and the sky turns dark and stormy. It's a tornado! Otis rouses a game of follow-the-leader to get all of the farm animals safe and sound in the dried-up riverbanks of Mud Creek. But Otis hears a cry in the distance-it's the bull, still locked in his pen! Quick as his tires will take him, Otis putt puff puttedy chuffsback to the farm to save the day. This brand-new adventure is a perfect accompaniment to any Otis lover's bookshelf and story time.